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amazonAmazonALAS2-2020-1401
HistoryMar 02, 2020 - 11:45 p.m.

Important: qemu

2020-03-0223:45:00
alas.aws.amazon.com
41

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

9 High

AI Score

Confidence

High

6.5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:P/I:P/A:P

0.017 Low

EPSS

Percentile

87.5%

Issue Overview:

ip_reass in ip_input.c in libslirp 4.0.0 has a heap-based buffer overflow via a large packet because it mishandles a case involving the first fragment. (CVE-2019-14378)

Affected Packages:

qemu

Note:

This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.

Issue Correction:
Run yum update qemu to update your system.

New Packages:

aarch64:  
    qemu-3.1.0-8.amzn2.0.1.aarch64  
    qemu-common-3.1.0-8.amzn2.0.1.aarch64  
    qemu-guest-agent-3.1.0-8.amzn2.0.1.aarch64  
    qemu-img-3.1.0-8.amzn2.0.1.aarch64  
    ivshmem-tools-3.1.0-8.amzn2.0.1.aarch64  
    qemu-block-curl-3.1.0-8.amzn2.0.1.aarch64  
    qemu-block-dmg-3.1.0-8.amzn2.0.1.aarch64  
    qemu-block-iscsi-3.1.0-8.amzn2.0.1.aarch64  
    qemu-block-nfs-3.1.0-8.amzn2.0.1.aarch64  
    qemu-block-rbd-3.1.0-8.amzn2.0.1.aarch64  
    qemu-block-ssh-3.1.0-8.amzn2.0.1.aarch64  
    qemu-audio-alsa-3.1.0-8.amzn2.0.1.aarch64  
    qemu-audio-oss-3.1.0-8.amzn2.0.1.aarch64  
    qemu-audio-pa-3.1.0-8.amzn2.0.1.aarch64  
    qemu-audio-sdl-3.1.0-8.amzn2.0.1.aarch64  
    qemu-ui-curses-3.1.0-8.amzn2.0.1.aarch64  
    qemu-ui-gtk-3.1.0-8.amzn2.0.1.aarch64  
    qemu-ui-sdl-3.1.0-8.amzn2.0.1.aarch64  
    qemu-kvm-3.1.0-8.amzn2.0.1.aarch64  
    qemu-kvm-core-3.1.0-8.amzn2.0.1.aarch64  
    qemu-user-3.1.0-8.amzn2.0.1.aarch64  
    qemu-user-binfmt-3.1.0-8.amzn2.0.1.aarch64  
    qemu-user-static-3.1.0-8.amzn2.0.1.aarch64  
    qemu-system-aarch64-3.1.0-8.amzn2.0.1.aarch64  
    qemu-system-aarch64-core-3.1.0-8.amzn2.0.1.aarch64  
    qemu-system-x86-3.1.0-8.amzn2.0.1.aarch64  
    qemu-system-x86-core-3.1.0-8.amzn2.0.1.aarch64  
    qemu-debuginfo-3.1.0-8.amzn2.0.1.aarch64  
  
i686:  
    qemu-3.1.0-8.amzn2.0.1.i686  
    qemu-common-3.1.0-8.amzn2.0.1.i686  
    qemu-guest-agent-3.1.0-8.amzn2.0.1.i686  
    qemu-img-3.1.0-8.amzn2.0.1.i686  
    ivshmem-tools-3.1.0-8.amzn2.0.1.i686  
    qemu-block-curl-3.1.0-8.amzn2.0.1.i686  
    qemu-block-dmg-3.1.0-8.amzn2.0.1.i686  
    qemu-block-iscsi-3.1.0-8.amzn2.0.1.i686  
    qemu-block-nfs-3.1.0-8.amzn2.0.1.i686  
    qemu-block-ssh-3.1.0-8.amzn2.0.1.i686  
    qemu-audio-alsa-3.1.0-8.amzn2.0.1.i686  
    qemu-audio-oss-3.1.0-8.amzn2.0.1.i686  
    qemu-audio-pa-3.1.0-8.amzn2.0.1.i686  
    qemu-audio-sdl-3.1.0-8.amzn2.0.1.i686  
    qemu-ui-curses-3.1.0-8.amzn2.0.1.i686  
    qemu-ui-gtk-3.1.0-8.amzn2.0.1.i686  
    qemu-ui-sdl-3.1.0-8.amzn2.0.1.i686  
    qemu-kvm-3.1.0-8.amzn2.0.1.i686  
    qemu-kvm-core-3.1.0-8.amzn2.0.1.i686  
    qemu-user-3.1.0-8.amzn2.0.1.i686  
    qemu-user-binfmt-3.1.0-8.amzn2.0.1.i686  
    qemu-user-static-3.1.0-8.amzn2.0.1.i686  
    qemu-system-aarch64-3.1.0-8.amzn2.0.1.i686  
    qemu-system-aarch64-core-3.1.0-8.amzn2.0.1.i686  
    qemu-system-x86-3.1.0-8.amzn2.0.1.i686  
    qemu-system-x86-core-3.1.0-8.amzn2.0.1.i686  
    qemu-debuginfo-3.1.0-8.amzn2.0.1.i686  
  
src:  
    qemu-3.1.0-8.amzn2.0.1.src  
  
x86_64:  
    qemu-3.1.0-8.amzn2.0.1.x86_64  
    qemu-common-3.1.0-8.amzn2.0.1.x86_64  
    qemu-guest-agent-3.1.0-8.amzn2.0.1.x86_64  
    qemu-img-3.1.0-8.amzn2.0.1.x86_64  
    ivshmem-tools-3.1.0-8.amzn2.0.1.x86_64  
    qemu-block-curl-3.1.0-8.amzn2.0.1.x86_64  
    qemu-block-dmg-3.1.0-8.amzn2.0.1.x86_64  
    qemu-block-iscsi-3.1.0-8.amzn2.0.1.x86_64  
    qemu-block-nfs-3.1.0-8.amzn2.0.1.x86_64  
    qemu-block-rbd-3.1.0-8.amzn2.0.1.x86_64  
    qemu-block-ssh-3.1.0-8.amzn2.0.1.x86_64  
    qemu-audio-alsa-3.1.0-8.amzn2.0.1.x86_64  
    qemu-audio-oss-3.1.0-8.amzn2.0.1.x86_64  
    qemu-audio-pa-3.1.0-8.amzn2.0.1.x86_64  
    qemu-audio-sdl-3.1.0-8.amzn2.0.1.x86_64  
    qemu-ui-curses-3.1.0-8.amzn2.0.1.x86_64  
    qemu-ui-gtk-3.1.0-8.amzn2.0.1.x86_64  
    qemu-ui-sdl-3.1.0-8.amzn2.0.1.x86_64  
    qemu-kvm-3.1.0-8.amzn2.0.1.x86_64  
    qemu-kvm-core-3.1.0-8.amzn2.0.1.x86_64  
    qemu-user-3.1.0-8.amzn2.0.1.x86_64  
    qemu-user-binfmt-3.1.0-8.amzn2.0.1.x86_64  
    qemu-user-static-3.1.0-8.amzn2.0.1.x86_64  
    qemu-system-aarch64-3.1.0-8.amzn2.0.1.x86_64  
    qemu-system-aarch64-core-3.1.0-8.amzn2.0.1.x86_64  
    qemu-system-x86-3.1.0-8.amzn2.0.1.x86_64  
    qemu-system-x86-core-3.1.0-8.amzn2.0.1.x86_64  
    qemu-debuginfo-3.1.0-8.amzn2.0.1.x86_64  

Additional References

Red Hat: CVE-2019-14378

Mitre: CVE-2019-14378

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

9 High

AI Score

Confidence

High

6.5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:P/I:P/A:P

0.017 Low

EPSS

Percentile

87.5%